The disclosure features amino lipids and compositions involving the same. Nanoparticle compositions include an amino lipid as well as additional lipids such as phospholipids, structural lipids, PEG lipids, or a combination thereof. Nanoparticle compositions further including therapeutic and/or prophylactic agents such as RNA are useful in the delivery of therapeutic and/or prophylactic agents to mammalian cells or organs to, for example, regulate polypeptide, protein, or gene expression.
该披露涉及
氨基脂质和相关组合物。纳米粒子组合物包括
氨基脂质以及额外的脂质,如
磷脂、结构脂质、P
EG脂质或二者的组合。纳米粒子组合物还包括治疗和/或预防剂,如RNA,可用于将治疗和/或预防剂传递至哺乳动物细胞或器官,例如,调节
多肽、蛋白质或
基因表达。